Early Homo Flashcards

1
Q

What does it mean to be homo?

A
  • Upright posture and bipedal gait
  • Brain size (doesn’t continuously increase) can have homo with smaller brain size.
  • Dexterity to fashion primitive tools
  • ?Speech
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2
Q

What was a form of Homo older than H. habilis that was discovered by Leakey?

A
  • H. rudolphensis (1972)
  • 1.9 Ma.
  • Separate from H.habilis
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3
Q

What do variations in modern humans possibly show about the past?

A
  • Huge variation in modern humans
  • Must take into account when looking at fossils
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4
Q

What is the variation between rudolfensis and habilis?

A
  • Mainly seen in the skulls
  • Rudolfensis: Larger / broader. Flatter face
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5
Q

What is Lucy’s child?

A
  • Homo habilis partial skeleton
  • Discovered in 1986
  • 1.85-1.75 Ma (Olduvai Gorge)
  • More ape-like than lucy
  • H.erectus is only 200,000 years younger than lucy’s child
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6
Q

What were early homo’s like?

A
  • Early homo generally has a larger brain
  • Smaller face and teeth
  • Predominantly vegetarian - small amounts of meat probs scavenged
  • Capable of basic tool making
  • Not all homo were committed bipeds
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7
Q

Tools used by early Homo

A
  • Used stones that flake to make sharp edges
  • Obsidian
  • At least 12 different types made and found occurring in large quantities
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8
Q

Concept of home basing

A
  • Input - exit
  • Establish for each site how things got there ?
  • Washed in by flood / carried in by hominid etc
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